{"id":758,"date":"2007-07-19T01:00:00","date_gmt":"2007-07-18T16:00:00","guid":{"rendered":"https:\/\/ecoop.net\/memo\/2007-07-19-1.html"},"modified":"2007-07-19T01:00:00","modified_gmt":"2007-07-18T16:00:00","slug":"2007-07-19-1","status":"publish","type":"post","link":"https:\/\/www.ecoop.net\/memo\/archives\/2007-07-19-1.html","title":{"rendered":"ffmpeg \u4f7f\u3044\u65b9"},"content":{"rendered":"

\n\u30bd\u30fc\u30b9\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u306f SVN \u304b\u3089\n<\/p>\n

 svn checkout svn:\/\/svn.mplayerhq.hu\/ffmpeg\/trunk ffmpeg\n<\/p><\/blockquote>\n

 \u307e\u305f\u3001Windows \u30d0\u30a4\u30ca\u30ea\u306f\u643a\u5e2f\u96fb\u8a71\u7528\u306e\u52d5\u753b\u3092\u306a\u308b\u3079\u304f\u7c21\u5358\u306b\u4f5c\u308a\u305f\u304b\u3063\u305f\u306e\u3067\u4f5c\u3063\u3066\u307f\u305f\u5909\u63db\u541b<\/a>(3GP Converter)\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u3082\u306e\u3092\u4f7f\u3046\u306e\u304c\u7c21\u5358\u306a\u65b9\u6cd5\u3067\u3059(cores \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185)\u3002<\/s>
\nWindows\u7528\u30d0\u30a4\u30ca\u30ea\u306f\u300c\u304a\u6c17\u306b\u5165\u308a\u306e\u52d5\u753b\u3092\u643a\u5e2f\u3067\u898b\u3088\u3046<\/a>\u300d\u304b\u3089\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002
\n\u4ed6\u306e\u5165\u624b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089\u306e\u8a18\u4e8b<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002
\n <\/p>\n

 
\n– MP3 \u304b\u3089 PCM \u5f62\u5f0f\u30aa\u30fc\u30c7\u30a3\u30aa\u30d5\u30a1\u30a4\u30eb out.wav \u306b\u5909\u63db\n<\/p>\n

ffmpeg -i in.mp3 out.wav\n<\/p><\/blockquote>\n

 \u3053\u306e\u3088\u3046\u306b\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u5165\u51fa\u529b\u3068\u3082\u306b\u62e1\u5f35\u5b50\u304b\u3089\u81ea\u52d5\u5224\u5225\u3057\u307e\u3059\u3002
\n (\u6307\u5b9a\u3067\u304d\u308b\u62e1\u5f35\u5b50\u306f\u5f8c\u8ff0\u306e\u300c\u5bfe\u5fdc\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\/\u30b3\u30fc\u30c7\u30c3\u30af\u4e00\u89a7\u300d\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044)
\n \u305f\u3060\u3057\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u307e\u307e\u3060\u3068\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u3084\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30ec\u30fc\u30c8\u7b49\u304c\u5909\u308f\u3063\u3066\u52a3\u5316\u3084\u30b5\u30a4\u30ba\u80a5\u5927\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u6b21\u306e\u3088\u3046\u306b\u660e\u793a\u3059\u308b\u3053\u3068\u3067\u4efb\u610f\u306e\u753b\u8cea\u3001\u97f3\u8cea\u3067\u51fa\u529b\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002
\n 
\n– Windows Media Audio \u5f62\u5f0f(WMA)\u304b\u3089 MP3 \u5f62\u5f0f\u306b\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8(128kb\/s)\u3001\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u30ec\u30fc\u30c8(44100Hz)\u6307\u5b9a\u3067\u5909\u63db\n<\/p>\n

ffmpeg -i in2.wma -ab 128 -ar 44100 out2.mp3\n<\/p><\/blockquote>\n

 
\n– Flash \u52d5\u753b\u30d5\u30a1\u30a4\u30eb(flv)\u304b\u3089\u3001\u97f3\u58f0\u3092\u62bd\u51fa\u3057\u3066\u30e2\u30ce\u30e9\u30eb\u3067 MP3 \u3067\u4fdd\u5b58\u3059\u308b
\n( -vn \u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u3088\u308b\u30d3\u30c7\u30aa\u6d88\u53bb, -ac 1 \u3067\u30c1\u30e3\u30f3\u30cd\u30eb\u6570\u30921 = \u30e2\u30ce\u30e9\u30eb\u306b)\n<\/p>\n

ffmpeg -i in3.flv -vn -ac 1 out3.mp3\n<\/p><\/blockquote>\n

  
\n 
\n\u53c2\u8003:
\n– FFmpeg<\/a>
\n \u516c\u5f0f.
\n– http:\/\/www.xucker.jpn.org\/keyword\/ffmpeg.html<\/a>
\n aki \u3055\u3093\u306e\u30b5\u30a4\u30c8\u3002\u65e5\u672c\u8a9e\u3067\u306eFFmpeg \u306e\u60c5\u5831\u304c\u8c4a\u5bcc\u3067\u3059\u3002
\n 
\nffmpeg \u5bfe\u5fdc\u30d5\u30a9\u30fc\u30de\u30c3\u30c8(-f)\/\u30b3\u30fc\u30c7\u30c3\u30af(-acodec, -vcodec)\u4e00\u89a7:<\/p>\n

\n(ffmpeg -formats \u3067\u5f97\u3089\u308c\u308b\u8868\u793a)
\n\u305d\u308c\u305e\u308c\u5148\u982d\u306b D \u304c\u3064\u3044\u3066\u3044\u308b\u3082\u306e\u306f\u5165\u529b\u3068\u3057\u3066\u6307\u5b9a\u53ef\u80fd(Decordable),
\nE \u304c\u3064\u3044\u3066\u308b\u3082\u306e\u306f\u51fa\u529b\u3068\u3057\u3066\u6307\u5b9a\u53ef\u80fd(Encordable)\u3067\u3059\u3002
\n\u307e\u305f\u3001Codecs: \u306b\u3064\u3044\u3066\u306f\u3001\u5148\u982d\u306b A \u304c\u3064\u3044\u3066\u3044\u308b\u3082\u306e\u306f\u97f3\u58f0\u30b3\u30fc\u30c7\u30c3\u30af(Audio Codecs),
\nV \u304c\u3064\u3044\u3066\u3044\u308b\u3082\u306e\u306f\u52d5\u753b\u30b3\u30fc\u30c7\u30c3\u30af(Video Codecs)\u3092\u6307\u3057\u307e\u3059\u3002\n<\/p>\n

ffmpeg version CVS, build 4759, Copyright (c) 2000-2004 Fabrice Bellard
\n  configuration: –enable-mp3lame –enable-faac –enable-faad –enable-amr_nb –enable-amr_wb –disable-ffplay –enable-small –enable-memalign-hack –enable-gpl –enable-xvid –enable-dts –enable-a52 –disable-vhook –enable-pthread –enable-x264
\nFile formats:
\n  E 3g2 3gp2 format
\n  E 3gp 3gp format
\n D 4xm 4X Technologies format
\n D RoQ Id RoQ format
\n DE ac3 raw ac3
\n DE alaw pcm A law format
\n DE amr 3gpp amr file format
\n DE asf asf format
\n  E asf_stream asf format
\n DE au SUN AU Format
\n DE audio_device audio grab and output
\n DE avi avi format
\n D avs Avisynth script
\n  E crc crc testing format
\n D dts raw dts
\n DE dv DV video format
\n  E dvd MPEG2 PS format (DVD VOB)
\n D ea Electronic Arts Multimedia Format
\n DE ffm ffm format
\n D film_cpk Sega FILM\/CPK format
\n D flic FLI\/FLC animation format
\n DE flv flv format
\n DE gif GIF Animation
\n DE h261 raw h261
\n DE h263 raw h263
\n DE h264 raw H264 video format
\n D idcin Id CIN format
\n DE image image sequence
\n DE image2 image2 sequence
\n DE image2pipe piped image2 sequence
\n DE imagepipe piped image sequence
\n D ipmovie Interplay MVE format
\n  E ipod iPod MP4 format
\n DE m4v raw MPEG4 video format
\n D matroska Matroska file format
\n DE mjpeg MJPEG video
\n DE mmf mmf format \/\/ SMAF \u5f62\u5f0f\u30aa\u30fc\u30c7\u30a3\u30aa
\n  E mov mov format
\n D mov,mp4,m4a,3gp,3g2 QuickTime\/MPEG4 format
\n  E mp2 MPEG audio layer 2
\n DE mp3 MPEG audio layer 3
\n  E mp4 mp4 format
\n DE mpeg MPEG1 System format
\n  E mpeg1video MPEG video
\n  E mpeg2video MPEG2 video
\n DE mpegts MPEG2 transport stream format
\n D mpegvideo MPEG video
\n  E mpjpeg Mime multipart JPEG format
\n DE mulaw pcm mu law format
\n D nsv NullSoft Video format
\n  E null null video format
\n DE nut nut format
\n D ogg Ogg
\n  E psp psp mp4 format
\n D psxstr Sony Playstation STR format
\n DE rawvideo raw video format
\n D redir Redirector format
\n DE rm rm format
\n  E rtp RTP output format
\n D rtsp RTSP input format
\n DE s16be pcm signed 16 bit big endian format
\n DE s16le pcm signed 16 bit little endian format
\n DE s8 pcm signed 8 bit format
\n D sdp SDP
\n D shn raw shn
\n D sol Sierra SOL Format
\n  E svcd MPEG2 PS format (VOB)
\n DE swf Flash format
\n DE u16be pcm unsigned 16 bit big endian format
\n DE u16le pcm unsigned 16 bit little endian format
\n DE u8 pcm unsigned 8 bit format
\n  E vcd MPEG1 System format (VCD)
\n D vmd Sierra VMD format
\n  E vob MPEG2 PS format (VOB)
\n DE wav wav format
\n D wc3movie Wing Commander III movie format
\n D wsaud Westwood Studios audio format
\n D wsvqa Westwood Studios VQA format
\n DE yuv4mpegpipe YUV4MPEG pipe format
\n  
\nImage formats (filename extensions, if any, follow):
\n DE gif gif
\n  
\nCodecs:
\n D V 4xm
\n D V D 8bps
\n DEA aac
\n D V D aasc
\n DEA ac3
\n DEA adpcm_4xm
\n DEA adpcm_adx
\n DEA adpcm_ct
\n DEA adpcm_ea
\n DEA adpcm_ima_dk3
\n DEA adpcm_ima_dk4
\n DEA adpcm_ima_qt
\n DEA adpcm_ima_smjpeg
\n DEA adpcm_ima_wav
\n DEA adpcm_ima_ws
\n DEA adpcm_ms
\n DEA adpcm_swf
\n DEA adpcm_xa
\n DEA adpcm_yamaha
\n D A alac
\n DEA amr_nb
\n DEA amr_wb
\n DEV D asv1
\n DEV D asv2
\n D V D camtasia
\n D V D cinepak
\n D V D cljr
\n D V D cyuv
\n D A dts
\n DES dvbsub
\n D S dvdsub
\n DEV D dvvideo
\n DEV D ffv1
\n DEVSD ffvhuff
\n D A flac
\n D V D flic
\n DEVSD flv
\n D V D fraps
\n DEA g726
\n DEV D h261
\n DEVSDT h263
\n D VSD h263i
\n  EV h263p
\n DEV DT h264
\n DEVSD huffyuv
\n D V D idcinvideo
\n D V D indeo2
\n D V indeo3
\n D A interplay_dpcm
\n D V D interplayvideo
\n  EV ljpeg
\n D V D loco
\n D A mace3
\n D A mace6
\n D V D mdec
\n DEV D mjpeg
\n D V D mjpegb
\n DEA mp2
\n DEA mp3
\n D A mp3adu
\n D A mp3on4
\n DEVSDT mpeg1video
\n DEVSDT mpeg2video
\n DEVSDT mpeg4
\n D A mpeg4aac
\n D VSDT mpegvideo
\n DEVSD msmpeg4
\n DEVSD msmpeg4v1
\n DEVSD msmpeg4v2
\n D V D msrle
\n D V D msvideo1
\n D V D mszh
\n DEV pam
\n DEV pbm
\n DEA pcm_alaw
\n DEA pcm_mulaw
\n DEA pcm_s16be
\n DEA pcm_s16le \/\/ Windows PCM \u5f62\u5f0f\u30aa\u30fc\u30c7\u30a3\u30aa(*.wav)
\n DEA pcm_s8
\n DEA pcm_u16be
\n DEA pcm_u16le
\n DEA pcm_u8
\n DEV pgm
\n DEV pgmyuv
\n DEV png
\n DEV ppm
\n D V D qdraw
\n D V D qpeg
\n D V D qtrle
\n DEV rawvideo
\n D A real_144
\n D A real_288
\n D A roq_dpcm
\n D V D roqvideo
\n D V D rpza
\n DEV D rv10
\n DEV D rv20
\n D A shorten
\n D V D smc
\n DEV snow
\n D A sol_dpcm
\n DEA sonic
\n  EA sonicls
\n D V D sp5x
\n DEV D svq1
\n D VSD svq3
\n D V theora
\n D V D truemotion1
\n D V D ultimotion
\n D V vc9
\n D V D vcr1
\n D A vmdaudio
\n D V D vmdvideo
\n D A vorbis
\n D V vp3
\n D V D vqavideo
\n D A wmav1
\n D A wmav2
\n DEVSD wmv1
\n DEVSD wmv2
\n D V wmv3
\n D V D wnv1
\n D A ws_snd1
\n D A xan_dpcm
\n D V D xan_wc3
\n D V D xl
\n  EV xvid
\n DEV D zlib\n<\/p><\/blockquote>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

\u30bd\u30fc\u30b9\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u306f SVN \u304b\u3089  svn checkout svn:\/\/svn.mplayerhq.hu\/ffmpeg\/trunk ffmpeg  \u307e\u305f\u3001Windows \u30d0\u30a4\u30ca\u30ea\u306f\u643a\u5e2f\u96fb\u8a71\u7528\u306e\u52d5 … \u7d9a\u304d\u3092\u8aad\u3080 ffmpeg \u4f7f\u3044\u65b9<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[43],"class_list":["post-758","post","type-post","status-publish","format-standard","hentry","tag-multimedia"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/posts\/758","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/comments?post=758"}],"version-history":[{"count":0,"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/posts\/758\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/media?parent=758"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/categories?post=758"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ecoop.net\/memo\/wp-json\/wp\/v2\/tags?post=758"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}